There is feverish speculation that the next Royal home will be the eco friendly first home of Prince William and Kate Middleton ... though the really eco option would be to palace share

Going down

Contrast the eco-trucking with the lame attitude of Europe's car manufacturers who must do better. Fuel efficiency improved by just 1 per cent between 2004-2005, far off a previously agreed voluntary 2008 target

In the grip of one of the worst droughts on record, Australia is preparing to embrace 'liquid gold', or recycled sewage water, to provide much needed drinking water

The Via Baltic, an enormous road running from Prague to Helsinki, ploughs through historic wetlands in Poland, home to the wolf, lynx and white-tailed eagles